Home / 55,361.96-82,977.94-25,717.32

Finding the Fourth Proportional to 55,361.96, 82,977.94 and 25,717.32

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Solution

The fourth proportional to 55,361.96, 82,977.94 and 25,717.32 is: 38,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361.96 : 82,977.94 = 25,717.32 : x
  2. Step 2: Convert to fraction form
    55,361.96/82,977.94 = 25,717.32/x
  3. Step 3: Cross multiply
    55,361.96x = 82,977.94 × 25,717.32
  4. Step 4: Simplify right side
    55,361.96x = 2,133,970,235.92
  5. Step 5: Solve for x
    x = 2,133,970,235.92/55,361.96
  6. Step 6: Final answer
    x = 38,545.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.